Add premake icon as resource for windows (#2523)

Author: Jarod42

src/host/premake.ico

@@ -90,7 +90,7 @@ END
 
 // Icon with lowest ID value placed first to ensure application icon
 // remains consistent on all systems.
-//IDI_ICON1               ICON                    ""
+IDI_ICON1               ICON                    "premake.ico"
 #endif    // English (U.S.) resources
 /////////////////////////////////////////////////////////////////////////////